SDK

Java

import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
import java.nio.charset.StandardCharsets;
import java.time.Instant;
import java.util.Base64;
import java.util.HashMap;
import java.util.Map;

public class demo {
    public static void main(String[] args) {

        //通过客户端申请获取自己团队的ak、sk,然后将yourAccessKey和yourSecretKey替换成自己的ak、sk
        String accessKey = "yourAccessKey";
        String secretKey = "yourSecretKey";

        try {
            Map<String, String> header = new HashMap<>();

            // 获取秒级时间戳,向下取一分钟的整倍数
            long currentTime = Instant.now().getEpochSecond();
            currentTime = currentTime - (currentTime % 60);

            // 构建待签名的字符串
            String stringToSign = accessKey + ":" + currentTime;

            // 使用HMAC-SHA256进行签名
            Mac sha256HMAC = Mac.getInstance("HmacSHA256");
            SecretKeySpec secretKeySpec = new SecretKeySpec(secretKey.getBytes(StandardCharsets.UTF_8), "HmacSHA256");
            sha256HMAC.init(secretKeySpec);

            byte[] hash = sha256HMAC.doFinal(stringToSign.getBytes(StandardCharsets.UTF_8));

            // 将字节数组转换为base64字符串
            String expectedSignature = Base64.getEncoder().encodeToString(hash);

            // 放入 header
            header.put("pmock-access-key", accessKey);
            header.put("pmock-access-token", expectedSignature);

        } catch (Exception e) {
            throw new RuntimeException("生成签名失败", e);
        }

    }

}

Php

<?php

// 替换成你自己的
$accessKey = "yourAccessKey";
$secretKey = "yourSecretKey";

// 获取秒级时间戳，向下取整到分钟
$currentTime = time();
$currentTime = $currentTime - ($currentTime % 60);

// 构建待签名字符串
$stringToSign = $accessKey . ":" . $currentTime;

// HMAC-SHA256 并进行 Base64
$rawHash = hash_hmac('sha256', $stringToSign, $secretKey, true);
$accessToken = base64_encode($rawHash);

$headers = [
    "pmock-access-key" => $accessKey,
    "pmock-access-token" => $accessToken
];

Go

package main

import (
	"crypto/hmac"
	"crypto/sha256"
	"encoding/base64"
	"fmt"
	"time"
)

func main() {

	accessKey := "yourAccessKey"
	secretKey := "yourSecretKey"

	// 获取秒级时间戳，向下取整到分钟
	currentTime := time.Now().Unix()
	currentTime = currentTime - (currentTime % 60)

	// 构建待签名字符串
	stringToSign := fmt.Sprintf("%s:%d", accessKey, currentTime)

	// HMAC-SHA256
	mac := hmac.New(sha256.New, []byte(secretKey))
	mac.Write([]byte(stringToSign))
	hash := mac.Sum(nil)

	// Base64 编码
	accessToken := base64.StdEncoding.EncodeToString(hash)

	headers := map[string]string{
		"pmock-access-key":  accessKey,
		"pmock-access-token": accessToken,
	}
}

Python

import time
import hmac
import hashlib
import base64

# 替换成你自己的
access_key = "yourAccessKey"
secret_key = "yourSecretKey"

# 获取秒级时间戳，向下取整到分钟
current_time = int(time.time())
current_time = current_time - (current_time % 60)

# 构建待签名字符串
string_to_sign = f"{access_key}:{current_time}"

# HMAC-SHA256
signature = hmac.new(
    secret_key.encode("utf-8"),
    string_to_sign.encode("utf-8"),
    hashlib.sha256
).digest()

# Base64 编码
access_token = base64.b64encode(signature).decode("utf-8")

headers = {
    "pmock-access-key": access_key,
    "pmock-access-token": access_token
}